CN208327190U - A kind of cargo boom hoisting peculiar to vessel - Google Patents

Abstract

The utility model discloses a kind of cargo boom hoistings peculiar to vessel, comprising: turns to supporting mechanism, turns to the deck surface that supporting mechanism is connected to hull；Boom, boom one end, which is connected to, turns to supporting mechanism center, and the other end is connected with hanging wheel；Hoist engine, hoist engine, which is connected to, turns to supporting mechanism side, and hoist engine surface wrap has lifting rope, and lifting rope is connected with across hanging wheel and hangs pawl；Balancer, balancer are connected to hanging wheel and hang the lifting rope surface between pawl, present apparatus using flexible, are shaken by hull and interfere small, highly-safe, lifting accuracy height, good mechanical property, long service life.

Description

A kind of cargo boom hoisting peculiar to vessel

Technical field

The utility model belongs to dress peculiar to vessel and hangs equipment technical field, and in particular to a kind of cargo boom hoisting peculiar to vessel.

Background technique

Crane refers to more movement hoisting machineries of vertical-lift in a certain range and horizontal carrying heavy goods, also known as day Vehicle, hanging or crane.

Currently, Marine Cargo is an important transport pathway, need to carry out cargo dress when ship reaches harbour It carries or unloading, partial cargo can not depend merely on manpower completion, therefore need the auxiliary of boom hoisting since volume is excessive.In ship In building and runing, miscellaneous sundries circulation is also had, these sundries can not equally depend merely on manpower movement or rise, equally Need the auxiliary of boom hoisting.

Although existing boom hoisting there are many, these boom hoistings using effect on ship is bad, needs one Kind is suitable for boom hoisting peculiar to vessel.

Utility model content

The purpose of this utility model is to provide a kind of using flexible, is shaken by hull and interfere small, highly-safe, lifting standard True property is high, good mechanical property, a kind of cargo boom hoisting peculiar to vessel with long service life.

A kind of technical solution that the utility model is taken to achieve the above object are as follows: cargo boom hoisting peculiar to vessel, comprising:

Supporting mechanism is turned to, the deck surface that supporting mechanism is connected to hull is turned to；

Boom, boom one end, which is connected to, turns to supporting mechanism center, and the other end is connected with hanging wheel；

Hoist engine, hoist engine, which is connected to, turns to supporting mechanism side, and hoist engine surface wrap has lifting rope, and lifting rope passes through hanging wheel It is connected with and hangs pawl；

Balancer, balancer are connected to hanging wheel and hang the lifting rope surface between pawl.

The present apparatus is fixed on the deck surface of hull by turning to supporting mechanism, and can realize 360 ° of steering, greatly It improves the using flexible of the present apparatus and expands use scope, boom plays support dress and hangs, and the present apparatus is using bending Type boom reduces boom damage risk so that boom surface is more uniformly stressed, and hoist engine controls the folding and unfolding of lifting rope, thus The lifting and decentralization of cargo, the operation is stable, high reliablity are controlled, balancer is connected to lifting rope surface, can effectively reduce hull Lifting rope shaking amplitude caused by shaking, holding hang pawl balance, make the present apparatus on hull in use, can effectively avoid hull because of water Influence of unrestrained and generation the shaking to pawl hanging object is hung, so that present apparatus work is shaken by hull, interference is small, fluency is high, risk It is low, and the accuracy lifted by crane and transferred is high, reasonable, the whole good mechanical property of each component design connection, service life in device It is long.

Preferably, balancer center, which penetrates, is equipped with rope sling for fixing lifting rope, rope sling tetragonal symmetry be equipped with pitch Hammer and sideway hammer, are fixed lifting rope with rope sling, can reduce the friction between rope sling and lifting rope, extend service using life, Its pendulum is in vertical stationary state due to gravity when lifting rope does not generate shaking for pitch hammer and sideway hammer, when lifting rope generates rolling When dynamic, pendulum is influenced also to generate shaking by external force, since pendulum itself has inertia, so that the shaking direction phase of pendulum and lifting rope Instead, counteracting is generated with active force suffered by lifting rope, to greatly reduce the purpose of lifting rope shaking, lifting rope is not only effectively reduced and shakes width It spends and accelerates lifting rope and tend to be balanced, bring dress hangs unfavorable factor to reduce due to lifting rope shakes, and avoids the occurrence of dress and hangs process The case where generating collision with surrounding objects effectively improves lifting safety, and reduces hull by extraneous water wave influence degree, makes this Device can still carry out operation in the case where external environment is more unfriendly.

Preferably, hanging pawl inner wall side is connected with pillar, hangs pawl lower end and be connected with electrical pins, electrical pins and hangs pawl Enclosed construction is formed, pillar carries out detent to the tied rope of article to be lifted before being used to lift by crane, avoids personnel from needing before lifting hand steered Tied rope improves lifting safety, and pillar material is more soft, when starting lifting, under tied rope can be due to article gravity Electrical pins surface is slided to, electrical pins control by the folding and unfolding of bolt and hang claw type at opening and closing switching state, to realize to goods The limit lifting and relieving of object are to be easy to control due to electrical pins using electrical pins as claw-like state switching critical component is hung System, and high mechanical strength, stability are good.

Preferably, electrical pins include bolt body, bolt body is upturned and raw water plane close to pillar side Shape is angled 168 ° ~ 175 ° of angle β, and bolt body side is upturned, so that the tied rope slid from pillar can incline To movement in the middle part of bolt body under the action of inclined-plane, tied rope is avoided to stop at the situation that bolt body side causes lifting unstable, The angle of angle β is suitable for, and under this angle, tied rope is not in jumping characteristic sliding in downslide process, and gliding speed is fast, stablizes Property it is high.

Preferably, being connected with opening steel disc at the top of bolt body middle section, cavernous body, opening are filled with inside opening steel disc Steel disc bottom is supported by several steel disc items, and opening steel disc bottom and bolt body are equipped with the gap that height h is 2 ~ 5mm, opening Steel disc is upper and lower two-piece type structure, and upper steel disc is horizontality and upper surface is concordant with bolt body upper surface, during lower steel disc is Portion forms gap between two steel discs and is filled by sponge strip, above structure makes tied rope be open to the bending steel disc of lower recess Steel disc surface can not only be buffered tied rope to the pressure of bolt body by certain elasticity, can also reduce cargo and lift by crane The shake that journey generates improves lifting stationarity, and opening steel disc bottom is supported by steel disc item, so that opening steel disc is keeping preferable bullet Property in the case where there is the intensity of sustainable cargo, avoid the opening excessive deformation of steel disc, effectively extend the service life of device, open There are certain gap between mouth steel disc and bolt body, guarantee that opening steel disc has certain deformation space, also in mobile model Support force is provided to opening steel disc in enclosing, had not only guaranteed the normal transport of cargo, but also cargo is avoided to shake, cargo dress is improved and hangs under The accuracy put.

Preferably, boom upper end is connected with Gravity support arm, Gravity support arm end is connect with supporting mechanism is turned to, weight Power support arm includes the support column of hollow shell and interior of shell, void layer is equipped between shell and support column, inside void layer It is evenly equipped with spring, spring one end is connect with outer casing inner wall, and the other end is connect with support column surface, and Gravity support arm plays branch to boom Support effect, reduces the suffered pressure of curved boom, increases the sphere of gravity for the cargo that boom can lift by crane, Gravity support arm It can avoid support column equipped with shell and be chronically exposed to outdoor and generation loss, can also increase support force, improve support effect, shell Spring between support column makes connection between the two have mobility, convenient for making itself to adjust to best in support Holding state, and internal stress suffered by the also dispersible support column of the setting of spring, avoid the occurrence of stress concentration phenomenon, prevent support column Fatigue crack is generated, is prolonged the service life.

Preferably, turning to supporting mechanism includes centrally located shaft, shaft upper end is connected with transverse panel, lateral face Plate two sides are connected with U-typed plate, and U-typed board bottom portion is connected with universal wheel, and transverse panel is hoist engine, Gravity support arm and hangs The components such as arm provide support, and for the basic structure of boom work, U-typed plate not only reduces universal wheel desired height, reduce universal Take turns center of gravity so that universal wheel is mobile more firm, and also add device carry area, it can be achieved that the small cargo in part displacement It carries, practical value with higher, not only accelerates cargo transporting velocity, but also make device that there are a variety of mode of transport, mention High device using flexible.

Preferably, being connected with bearing in the middle part of shaft, bearing surface is connected with bifurcated column, and shaft bottom is connected with driven Wheel, driven wheel is driven by motor by driving wheel, and bifurcated column improves the stability of device installation and work, be universal wheel and Shaft shares lifting gravity, improves the operation flexibility of universal wheel and shaft.

Preferably, the lifting rope between hoist engine and hanging wheel, which is worn, is connected to middle runner, the height of middle runner setting is located at elevator Between machine and the height of hanging wheel setting, middle runner will support upwards in the middle part of lifting rope, avoid lifting rope and boom from generating friction, and can Lifting rope is divided into multistage and carries out stress, the overhanging portion of lifting rope is reduced, improves the lifting ability to bear of lifting rope, avoids lifting rope disconnected It splits, improves the safety in device use process.

Compared with prior art, the utility model has the following beneficial effects: 1) balancer is supported with the generation of active force suffered by lifting rope Disappear, greatly reduces lifting rope shaking, so that present apparatus work is smaller by external environmental interference, raising device job security, and Operation can be still carried out in the case that external environment is more unfriendly；2) pawl work simplicity is hung in electrical pins raising, can also reduce goods The shake that object is generated in lifting process improves lifting stationarity；3) Gravity support arm can increase the cargo that boom can lift by crane Sphere of gravity, and its own is reasonable in design, not only has preferable support effect, also can avoid stress concentration occur now As prolonging the service life.

The utility model uses above-mentioned technical proposal and provides a kind of cargo boom hoisting peculiar to vessel, compensates for the prior art Deficiency, reasonable design, easy operation.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the cross-sectional view of the utility model balancer；

Fig. 3 is the sectional view at the position A-A in Fig. 2 of the utility model；

Fig. 4 is the structural schematic diagram for hanging pawl of the utility model；

Fig. 5 is the structural schematic diagram of the electrical pins of the utility model；

Fig. 6 is the sectional view of the Gravity support arm of the utility model.

Description of symbols: 1 boom；2 Gravity support arms；21 shells；22 springs；23 support columns；3 shafts；4 lateral faces Plate；5 U-typed plates；6 universal wheels；7 motors；8 driving wheels；9 driven wheels；10 bearings；11 bifurcated columns；12 hoist engines；13 lifting ropes；14 Middle runner；15 hanging wheels；16 balancers；161 pitch hammer；162 rope slings；163 sideways hammer；17 hang pawl；18 pillars；19 electrical pins； 191 bolt bodies；192 opening steel discs；193 cavernous bodies；194 steel disc items；20 decks.

Specific embodiment

It is described in further detail below in conjunction with drawings and examples:

Embodiment 1:

As shown in Fig. 1 ~ 4, a kind of cargo boom hoisting peculiar to vessel, comprising:

Supporting mechanism is turned to, 20 surface of deck that supporting mechanism is connected to hull is turned to；

Boom 1,1 one end of boom, which is connected to, turns to supporting mechanism center, and the other end is connected with hanging wheel 15；

Hoist engine 12, hoist engine 12, which is connected to, turns to supporting mechanism side, and 12 surface wrap of hoist engine has lifting rope 13, lifting rope 13, which pass through hanging wheel 15, is connected with and hangs pawl 17；

Balancer 16, balancer 16 are connected to hanging wheel 15 and hang 13 surface of lifting rope between pawl 17.

The present apparatus is fixed on 20 surface of deck of hull by turning to supporting mechanism, and can realize 360 ° of steering, greatly Ground improves the using flexible of the present apparatus and expands use scope, and boom 1 plays support dress and hangs, and the present apparatus is using curved Curved boom reduces by 1 damage risk of boom so that 1 surface of boom is more uniformly stressed, and hoist engine 12 controls the receipts of lifting rope 13 It puts, to control the lifting and decentralization of cargo, the operation is stable, high reliablity, balancer 16 are connected to 13 surface of lifting rope, can have Effect reduces by 13 shaking amplitude of lifting rope caused by hull shakes, and holding hangs the balance of pawl 17, makes the present apparatus on hull in use, can have Influence of the shaking for avoiding hull from generating by water wave to 17 hanging object of pawl is hung is imitated, so that present apparatus work is shaken by hull and interfered It is small, fluency is high, risk is low, and lift by crane it is high with the accuracy of decentralization, in device each component design connection rationally, whole machine Tool performance is good, long service life.

16 center of balancer, which penetrates, is equipped with rope sling 162 for fixing lifting rope 13,162 tetragonal symmetry of rope sling be equipped with pitch Hammer 161 and sideway hammer 163, are fixed lifting rope 13 with rope sling 162, can reduce the friction between rope sling 162 and lifting rope 13, prolong Its pendulum is in vertical due to gravity when lifting rope 13 does not generate shaking for growth device service life, pitch hammer 161 and sideway hammer 163 Straight stationary state, when lifting rope 13 generates shaking, pendulum is influenced also to generate shaking by external force, since pendulum itself has inertia, So that pendulum is contrary with the shaking of lifting rope 13, counteracting is generated with active force suffered by lifting rope 13, to greatly reduce lifting rope 13 The purpose of shaking, is not only effectively reduced 13 shaking amplitude of lifting rope and quickening lifting rope 13 tends to be balanced, to reduce because lifting rope 13 shakes It is dynamic and bring dress hangs unfavorable factor, it avoids the occurrence of dress and hangs process and the case where surrounding objects generate collision, effectively improve lifting Safety, and reduce hull by extraneous water wave influence degree makes the present apparatus still can be into the case where external environment is more unfriendly Row operation.

Hang 17 inner wall side of pawl and be connected with pillar 18, hang 17 lower end of pawl and be connected with electrical pins 19, electrical pins 19 with hang Pawl 17 forms enclosed construction, and pillar 18 carries out detent to the tied rope of article to be lifted before being used to lift by crane, avoids personnel before lifting Hand steered tied rope is needed, improves lifting safety, and 18 material of pillar is more soft, and flexible plastic material can be used, when starting lifting, Tied rope can be snapped down to 19 surface of electrical pins because of article gravity, and electrical pins 19 control by the folding and unfolding of bolt and hang pawl 17 form opening and closing switching states, to realize to the limit of cargo lifting and decontrol, using electrical pins 19 as hanging 17 shape of pawl State switches critical component, is since electrical pins 19 are easily controllable, and high mechanical strength, stability are good.

Turning to supporting mechanism includes centrally located shaft 3, and 3 upper end of shaft is connected with transverse panel 4, and 4 liang of transverse panel Side is connected with U-typed plate 5, and 5 bottom of U-typed plate is connected with universal wheel 6, transverse panel 4 be hoist engine 12, Gravity support arm 2 with And the equal components of boom 1 provide support, for the basic structure that boom 1 works, U-typed plate 5 not only reduces by 6 desired height of universal wheel, 6 center of gravity of universal wheel is reduced, so that universal wheel 6 is mobile more firm, and also adds the carrying area of device, it can be achieved that part is small The displacement of cargo is carried, practical value with higher, not only accelerates cargo transporting velocity, but also device is made to have a variety of remove Fortune mode improves device using flexible.

Bearing 10 is connected in the middle part of shaft 3,10 surface of bearing is connected with bifurcated column 11, and 3 bottom of shaft is connected with driven wheel 9, driven wheel 9 is driven by driving wheel 8 by motor 7, and bifurcated column 11 improves the stability of device installation and work, is universal wheel 6 and shaft 3 share lifting gravity, improve the operation flexibility of universal wheel 6 and shaft 3.

Lifting rope 13 between hoist engine 12 and hanging wheel 15, which is worn, is connected to middle runner 14, and the height that middle runner 14 is arranged is located at elevator Between the height that machine 12 and hanging wheel 15 are arranged, middle runner 14 supports at 13 middle part of lifting rope upwards, and lifting rope 13 and boom 1 is avoided to produce Raw friction, and lifting rope 13 can be divided and carry out stress for multistage, the overhanging portion of lifting rope 13 is reduced, the lifting for improving lifting rope 13 is born Ability avoids lifting rope 13 from being broken, and improves the safety in device use process.

The prior art of routine techniques dawn known to those skilled in the art in the present embodiment, is not chatted in detail herein It states.

Embodiment 2:

The present embodiment be on the basis of embodiment 1 advanced optimize scheme: as shown in figure 5, electrical pins 19 include Bolt body 191, bolt body 191 are upturned and angled preferably 172 ° of the folder of raw water planar shaped close to 18 side of pillar Angle beta, 191 side of bolt body are upturned, so that the tied rope slid from pillar 18 can be under the action of inclined surface to bolt It being moved in the middle part of main body 191, tied rope is avoided to stop at the situation that bolt body side causes lifting unstable, the angle of angle β is suitable, Under this angle, tied rope is not in jumping characteristic sliding in downslide process, and gliding speed is fast, and stability is high.

It is connected with opening steel disc 192 at the top of 191 middle section of bolt body, is filled with cavernous body 193 inside the steel disc 192 that is open, Opening 192 bottom of steel disc is supported by several steel disc items 194, and opening 192 bottom of steel disc is excellent equipped with height h with bolt body 191 It is selected as the gap of 3mm, opening steel disc 192 is upper and lower two-piece type structure, and upper steel disc is horizontality and upper surface and bolt body 191 upper surfaces are concordant, and lower steel disc is bending steel disc of the middle part to lower recess, gap formed between two steel discs and by sponge strip 193 Filling, above structure make tied rope that can not only be buffered tied rope to bolt master by certain elasticity on opening 192 surface of steel disc The pressure of body 191, can also reduce the shake that cargo is generated in lifting process, improve lifting stationarity, opening 192 bottom of steel disc by Steel disc item 194 supports, so that opening steel disc 192 has the intensity of sustainable cargo in the case where keeping preferably elasticity, avoids Be open the excessive deformation of steel disc 192, effectively extends the service life of device, and being open between steel disc 192 and bolt body 191, there are one Fixed gap guarantees that opening steel disc 192 has certain deformation space, also provides branch to opening steel disc 192 in moving range Support force, had not only guaranteed the normal transport of cargo, but also cargo is avoided to shake, and improved the accuracy that cargo dress hangs with transfers.

As shown in fig. 6,1 upper end of boom is connected with Gravity support arm 2,2 end of Gravity support arm and steering supporting mechanism connect It connects, Gravity support arm 2 includes the support column 23 inside hollow shell 21 and shell 21, and sky is equipped between shell 21 and support column 23 Gap layer is evenly equipped with spring 22 inside void layer, and 22 one end of spring is connect with 21 inner wall of shell, and the other end and 23 surface of support column connect It connects, Gravity support arm 2 plays a supportive role to boom 1, reduces the suffered pressure of curved boom 1, and increasing boom 1 can lift by crane Cargo sphere of gravity, Gravity support arm 2, which is equipped with shell 21 and can avoid support column 23, to be chronically exposed to outdoor and generates loss, Support force can also be increased, improve support effect, the spring 22 between shell 21 and support column 23 has connection between the two There is mobility, convenient for making itself to adjust in support to maximum support state, and the also dispersible support column of the setting of spring 22 Internal stress suffered by 23, avoids the occurrence of stress concentration phenomenon, prevents support column 23 from generating fatigue crack, prolongs the service life.

The prior art of routine techniques dawn known to those skilled in the art in the present embodiment, is not chatted in detail herein It states.

Embodiment 3:

As shown in Fig. 1 ~ 6, the structure of the present apparatus is connected are as follows: is fixed on shaft 3 on deck 20 by bearing, 3 table of shaft Face connects driven wheel 9, and driven wheel 9 is connected with driving wheel 8, and driving wheel 8 is driven by motor 7, and bearing 10 is connected in the middle part of shaft 2, 10 surface of bearing is connected with the bifurcated column 11 for fixed support, and 3 surface of shaft of 10 upper end of bearing is connected with transverse panel 4, 4 liang of side bottoms of transverse panel connect U-typed plate 5, and 5 bottom of U-typed plate connection bottom contacts universal naturally with 20 surface of deck Wheel 6, is connected with curved boom 1 at the top of shaft 3, and 1 upper end of boom is connected with Gravity support arm 2,2 one end of Gravity support arm with hang Arm 1 connects, and the other end is fixed on 4 surface of transverse panel, hanging wheel 15 is connected at the top of boom 1, and transverse panel 4 is not connected with gravity branch One side surface of brace 2 is connected with hoist engine 12, and lifting rope 13 is wound on hoist engine 12, and lifting rope 13 is extended to by middle runner 14 Hanging wheel 15 and end, which connect, hangs pawl 17, and 13 surface of lifting rope for hanging 17 upper end of pawl is connected with balancer 16, and middle runner 14 is by vertical bar branch Support, the height of middle runner 14 are between hoist engine 12 and the height of hanging wheel 15.

16 center of balancer is connected with rope sling 162, and 162 upper and lower position of rope sling inside balancer 16, which is connected with, can control pendulum Dynamic sideway hammer 163,162 left-right position of rope sling be connected with can swing pitch hammer 161.

It hangs pawl 17 to be made of the two symmetrically arranged panels with dog-ear in left and right, panel bottom is horizontally connected with electronics and inserts Pin 19, the length of electrical pins 19 are 1.3 times of the horizontal distance between two panels connected at electrical pins 19, and electronics is inserted The width of pin 19 is 0.7 times of panel length.

The noun of locality occurred in above structure description is not the restriction to present apparatus component locations, but a kind of opposite description Method.The prior art of routine techniques dawn known to those skilled in the art in the present embodiment, does not describe in detail herein.

Embodiment 4:

The working principle of the utility model are as follows: motor 7 works, and boom 1 is turned to the position for needing to carry out cargo lifting Top, hoist engine 12 carry out unwrapping wire, and hanging pawl 17 by lifting rope 13, slowly decentralization to suitable location, the bolt of electrical pins 19 is received It returns, the tied rope after being artificially packaged cargo is placed on 18 upper surface of pillar, and pillar 18 is made to hook tied rope, and electrical pins 19 are inserted Pin insertion makes electrical pins 19 and hangs the formation enclosed construction of pawl 17, and lifting rope 13 is withdrawn in the work of hoist engine 12, makes to hang the drive of pawl 17 Cargo rises, and stops hoist engine 12 after cargo rises to suitable height and works, and motor 7 is started to work, and generates boom 1 and turns It is dynamic, cargo is adjusted to the position for needing cargo to transfer, motor 7 stops working after adjustment, and hoist engine 12 works lifting rope 13 decentralizations, after cargo is steadily put down, the bolt of electrical pins 19 is withdrawn, and tied rope is fallen, and hoist engine 12 withdraws lifting rope 13 extensive The position of pawl 17 is hung again, and the work of motor 7 restores the position of boom 1, power cut-off.

The prior art of routine techniques dawn known to those skilled in the art in the present embodiment, is not chatted in detail herein It states.

Above description is not limitation of the utility model, and the utility model is not limited only to the example above, the art The variations, modifications, additions or substitutions made in the essential scope of the utility model of those of ordinary skill, also belong to this The protection scope of utility model.

Claims (9)

1. a kind of cargo boom hoisting peculiar to vessel characterized by comprising

Turn to supporting mechanism, described deck (20) surface for turning to supporting mechanism and being connected to hull；

Boom (1), described boom (1) one end are connected to the steering supporting mechanism center, and the other end is connected with hanging wheel (15)；

Hoist engine (12), the hoist engine (12) are connected to the steering supporting mechanism side, and hoist engine (12) surface twines It is wound with lifting rope (13), the lifting rope (13) is connected with across the hanging wheel (15) and hangs pawl (17)；

Balancer (16), the balancer (16) are connected to the hanging wheel (15) and described lifting rope (13) table hung between pawl (17) Face.

2. a kind of cargo boom hoisting peculiar to vessel according to claim 1, which is characterized in that wear at balancer (16) center It is equipped with the rope sling (162) for fixing the lifting rope (13) thoroughly, the rope sling (162) tetragonal symmetry is equipped with pitch hammer (161) (163) are hammered into shape with sideway.

3. a kind of cargo boom hoisting peculiar to vessel according to claim 1, which is characterized in that described to hang pawl (17) inner wall side It is connected with pillar (18), described pawl (17) lower end of hanging is connected with electrical pins (19), the electrical pins (19) and hangs pawl (17) Form enclosed construction.

4. a kind of cargo boom hoisting peculiar to vessel according to claim 3, which is characterized in that the electrical pins (19) include Bolt body (191), the bolt body (191) are upturned angled with raw water planar shaped close to the pillar (18) side For 168 ° ~ 175 ° of angle β.

5. a kind of cargo boom hoisting peculiar to vessel according to claim 4, which is characterized in that in the bolt body (191) Section top is connected with opening steel disc (192), is filled with cavernous body (193) inside the opening steel disc (192), the opening steel disc (192) bottom is supported by several steel disc items (194), and the opening steel disc (192) bottom and bolt body (191) are equipped with height H is the gap of 2 ~ 5mm.

6. a kind of cargo boom hoisting peculiar to vessel according to claim 1, which is characterized in that boom (1) the upper end connection Have Gravity support arm (2), Gravity support arm (2) end is connect with supporting mechanism is turned to, and the Gravity support arm (2) includes The support column (23) of hollow shell (21) and shell (21) inside, is equipped with gap between the shell (21) and support column (23) Layer, it is evenly equipped with spring (22) inside the void layer, described spring (22) one end is connect with shell (21) inner wall, the other end and branch The connection of dagger (23) surface.

7. a kind of cargo boom hoisting peculiar to vessel according to claim 1, which is characterized in that the steering supporting mechanism includes Centrally located shaft (3), shaft (3) upper end are connected with transverse panel (4), and transverse panel (4) two sides are connected with U-typed plate (5), U-typed plate (5) bottom are connected with universal wheel (6).

8. a kind of cargo boom hoisting peculiar to vessel according to claim 7, which is characterized in that connection in the middle part of the shaft (3) Have bearing (10), bearing (10) surface is connected with bifurcated column (11), and shaft (3) bottom is connected with driven wheel (9), institute It states driven wheel (9) and is driven by driving wheel (8) by motor (7).

9. a kind of cargo boom hoisting peculiar to vessel according to claim 1, which is characterized in that the hoist engine (12) with it is described Lifting rope (13) between hanging wheel (15), which is worn, to be connected to middle runner (14), and the height of middle runner (14) setting is located at the hoist engine (12) between the height of the hanging wheel (15) setting.